This piece of work is directed to an analysis on the factors which determine the
competitiveness in te coffee agro-business in the southern portion of the state of Minas Gerais. The
“Diamond”model, as described by Michael E. Porter, which preconizes a group of four determinating factors
which contribute for the development of international competitivity of a given industrial activity, was used in
the study. The results allow to state that such determinating factors do contribute positively for the
development of competitiveness of coffee agro-business organizations in the south of Minas Gerais.